Boehner joined several U.S. mayors this week in telling the federal government to get out of the way of marijuana legalization.
"I think Donald Trump promised Melania that he would not win, [that] she didn't have to worry about ever living in the White House," Boehner said.
Cruz, the anti-establishment crusader, wasn't always a Washington outsider.
The former speaker of the House called Cruz "Lucifer in the flesh."
In his first address to the House in his new role, Ryan called on members to change how they conduct business.
Boehner is a rogue agent negotiating on behalf of special interests, not the voters.
Late on Tuesday, Ryan said he would pursue the top House job if his fellow Republicans united behind him.
House Majority Leader Kevin McCarthy, abruptly dropped out on Thursday.
Kevin McCarthy, the front-runner to take control of the House of Representatives, quit the race on Thursday.
John Boehner leaves in a few weeks, and the California congressman is almost sure to succeed him.
Though Democrats used to be considered the more fractious party, they stand by their man.
The Republican's decision comes as the possibility of a government shutdown looms.
Facing a Tea Party challenge, the speaker needs to solve Congress's budget crisis by next week and save himself.